Purpose Of Attic Baffles

The importance of air circulation in your attic.

Purpose of attic baffles.

Rafter vents may also be known as insulation baffles because they are generally installed as part of the insulating process. Attic baffles how they work. Sometimes called rafter vents baffles provide ventilation and keep the insulation from blocking airflow through your attic. That airflow is intended to churn the stale air in your attic which helps to remove moisture and control the temperature of your attic.

Installing them in your attic can improve ventilation by encouraging proper airflow through the attic. Why attic baffles are so baffling. Air circulation is crucial especially in the attic. They keep space clear so fresh air can flow from the soffits under your roof eaves to the vents at or near the top of your roof illustrated by the red arrow above.

Make sure the fill s depth is uniform across the attic. Some people assume baffles serve no real purpose but this simply isn t true. Basic functions of baffles baffles are chutes that when installed properly can provide a channel for air to flow from your exterior soffit vents up into your attic space. You can situate the baffles where the circulation is mainly required.

Attic baffles play an important role keeping your home comfortable and safe. Although they aren t found in all residential and commercial attics baffles offer several unique benefits that are found elsewhere. These foam or plastic channels are installed between the rafters in an attic to create an air space between insulation materials and the rafters. To make it easy to eyeball how level the material is as you blow it in screw depth guides to joists throughout the space.

During the summer soffit and gable vents draw. Installers place a rafter vent into the void between each set of roof rafters. From left to right air flows through the soffit vents up over the baffles allowing for the required roof venting. How important is using baffles in attic insulation.

Proper air circulation in the attic is all about preventing moisture buildup. Fasten blocking around the hatch or door to allow the material to be installed around this area without escaping. The main function of an attic baffle is to draw the air in from outside your home and allowing it to circulate around your attic.